Perhaps you should try some spelling variations:
african communication » africa communications, vertical communication, optical communication
communication model » communication media
integrating land » integrating a, integrated land, integrating data
de developpement » sme development
developpement en » developpement et, developpement des, developpement de
3 integrating » _ integrating, 4 integrating, 6 integrating
technology 3 » technology _, technology 1, technology 4
model de » model due, model d, model du

You may be able to get more results by adjusting your search query.

• Adding a wildcard symbol may retrieve word variants: technology 3 integrating land _ african communication model de developpement en afrique.*.